15707076820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1\times {\mathrm{23117}}^1$

素因数の和:23820

約数の個数: 48

約数和(自身を含む): 33661102608

約数和(自身を除く): 17954025788

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 641, 1060, 1282, 2564, 3205, 6410, 12820, 23117, 33973, 46234, 67946, 92468, 115585, 135892, 169865, 231170, 339730, 462340, 679460, 1225201, 2450402, 4900804, 6126005, 12252010, 14817997, 24504020, 29635994, 59271988, 74089985, 148179970, 296359940, 785353841, 1570707682, 3141415364, 3926769205, 7853538410, 15707076820]

約数ペア:

[(1, 15707076820), (2, 7853538410), (4, 3926769205), (5, 3141415364), (10, 1570707682), (20, 785353841), (53, 296359940), (106, 148179970), (212, 74089985), (265, 59271988), (530, 29635994), (641, 24504020), (1060, 14817997), (1282, 12252010), (2564, 6126005), (3205, 4900804), (6410, 2450402), (12820, 1225201), (23117, 679460), (33973, 462340), (46234, 339730), (67946, 231170), (92468, 169865), (115585, 135892)]